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United States Patent | 6,193,454 |
Alegre | February 27, 2001 |
A pawl of the type used to lock a ratchet wheel in a cargo restraint winch system, and a method of constructing the pawl. Two planar plates are constructed, one having a projecting fin which is bent at a right angle to provide a finger tab for facilitating release of the pawl from the ratchet wheel. The plates are welded flatly together to form the pawl. Teeth on the pawl are staggered and located in offset planes.
Inventors: | Alegre; Jose Luis (Caracas, VE) |
Assignee: | Multiprens C.A. (Caracass, VE) |
Appl. No.: | 301832 |
Filed: | April 29, 1999 |
Current U.S. Class: | 410/103; 410/100 |
Intern'l Class: | B60P 007/08 |
Field of Search: | 410/12,97,100,101,103 24/68 CD,265 CD 248/499 254/217,218,223,376,DIG. 12 |
2895714 | Jul., 1959 | Clark | 410/103. |
3101927 | Aug., 1963 | Gray | 410/103. |
3697045 | Oct., 1972 | Farley | 410/103. |
5145299 | Sep., 1992 | Stephenson, Jr, | 410/100. |
5490749 | Feb., 1996 | Arbues | 410/103. |
5664918 | Sep., 1997 | Heider et al. | 410/103. |
5853164 | Dec., 1998 | Hunt. | |
5860777 | Jan., 1999 | Walsh et al. | 410/100. |